abstraction

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What is a useful abstraction/contract to assist Builder pattern to construct a MVC UI?

My dice simulator varies its UI depending on the user\'s input and the model. I have been trying to implement the Builder pattern to handle the variation and optional parameters, while allowing for th[详细]

2023-02-12 17:21 分类：问答
jquery abstraction

I\'ve been prototyping a website using basic php skills and almost no js skills. I开发者_运维问答\'ve been using various jquery and some prototype based modules (pop up forms, autocomplete etc) and pr[详细]

2023-02-06 14:45 分类：问答
What does "abstract over" mean?

Often in the Scala literature, I encounter the phrase \"abstract over\", but I don\'t understand the intent.For example, Martin Odersky writes[详细]

2023-02-06 06:44 分类：问答
What's the intent of the Rollback method in the Unit of Work pattern?

As I understand it, a UnitOfWork class is meant to represent the concept of a business transaction in the domain. It\'s not directly supposed to represent a database transaction, which is a detail of[详细]

2023-02-05 14:03 分类：问答
Is there such thing as something being 'too abstract'?

I am wondering if I am trying to abstract too much here in the name of R开发者_如何学PythonAD. An example here - let\'s say I have a database table which has 3 models (the main model, the mapper mode[详细]

2023-02-03 02:10 分类：问答
Abstraction layer between iphone and database

I\'ve buil开发者_JAVA百科t a backend in python that posts data to the database.I want a layer of abstraction, so I thought that the best thing to do was to call a python function from objective-c.The[详细]

2023-02-02 00:36 分类：问答
C++ syntax err, abstracting static and member function into one templated class

sorry for the title, i don\'t know what suitable title of this topic. I have this test code http://ideone.com/V8h5K which as compile error,[详细]

2023-01-31 01:50 分类：问答
C# - Easy way to "cast" List<BaseClass> to List<DerivedClass>?

I\'m building a site that has three main types of \"online news publications\": Article, BlogPost, and ColumnPost. Across the site I have various controls that output lists of these, mixed together an[详细]

2023-01-29 22:01 分类：问答
Interfaces (interface/abstract class) are not abstractions?

Of late, I have b开发者_开发百科een reading posts which talks about the supposed wrong notion that interfaces are abstractions. One such post is http://blog.ploeh.dk/2010/12/02/InterfacesAreNotAbstrac[详细]

2023-01-29 09:04 分类：问答
Why WSDL introduce wsdl:message?

Why WSDL introduces wsdl:message? And message parts? What the advantage they could bring over the direct using of the XSD in the operations parameters (input, output, fault)?[详细]

2023-01-27 17:14 分类：问答